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Réamhaisnéis limistear na farraige

Forecast valid from: 00:00, Thursday 24 September 2020 until 00:00, Thursday 24 September 2020

Small Craft Warning

1) Southwest to west winds will reach force 6 or higher Wednesday evening on Irish coasts from Carnsore Point to Hook Head to Roches Point.

2) Southeast winds will reach force 6 or higher Wednesday evening on Irish coasts from Erris Head to Rossan Point to Malin Head.

Issued at: 23:30, Tuesday 22 September 2020

Gale Warning

1) West to northwest winds will reach gale force on Wednesday evening for Irish coastal waters from Roches Point to Loop Head to Slyne Head.

2) Southeast winds will occasionally reach gale force on Wednesday evening from Slyne Head to Erris Head on Wednesday evening.

Issued at: 23:00, Tuesday 22 September 2020

Meteorological Situation at 21:00 UTC

A depression of 985 hPa over northwest Scotland generates a fresh northwesterly airflow over Ireland, behind an associated cold front, now clearing the east coast of the country.

Gale Warning: In effect

Small Craft Warning: In effect

Heavy Swell (>4m) : Nil

Wave Height Forecast

Forecast for Irish coastal waters from Carnsore Point to Mizen Head to Slyne Head

Wind: Northwest force 4 or 5. Soon backing west to southwest and decreasing force 3 or 4. Later further backing southerly and increasing force 6 to near gale force 7 and gusty, before veering westerly and increasing force 6 to gale force 8 and gusty by the end of the forecast period.

Weather: Rain clearing to isolated showers imminently. Scattered heavy showers later.

Visibility: Moderate to poor in precipitation, otherwise good.

Forecast for Irish coastal waters from Slyne Head to Rossan Point to Fair Head

Wind: Northwest force 3 or 4. Soon backing west to southwest and further easing force 3 or less. Later further backing south to southeast and increasing force 5 to 6, before increasing near gale force 7 to gale force 8 from Slyne Head to Rossan Point by the end of the period.

Weather: Isolated showers. Scattered heavy showers by the end of the period.

Visibility: Moderate to poor in precipitation, otherwise good.

Forecast for Irish coastal waters from Fair Head to Howth Head to Carnsore Point and for the Irish Sea

Wind: Northwest to north force 4 or 5, later decreasing northwest force 2 to 4 before backing south to southwesterly and increasing force 3 to 5 by the end of the period.

Weather: Rain clearing imminently, mostly fair with isolated showers later.

Visibility: Moderate to poor in precipitation, otherwise good.

Outlook for a further 24 hours until 00:00, Friday 25 September 2020

Cyclonic variable winds will further increase northwesterly gale force 8 to storm force 10 for a time along west and southwest coasts on Thursday morning. Further veering northerly and easing strong to gale force during Thursday. Weather: Heavy showery rain with the risk of an isolated thunderstorm.

Forecast issued at: 00:00, Thursday 24 September 2020

All times are local unless specified

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